The digital photometer is used with an photo detector and an Integrationskugel for luminous flux lumen measurement.
• Flux or Lumen measure range depends on the size of the integrating sphere
• User can do ZERO and Calibrate by operating the keys on the front of panel
• Photo Detector: Class 1
• High correcting accuracy of photo detector V(λ)
• English Software can be run in Win7, Win8, Win10, Win11
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